Element block pseudo-element :before generated with position static transform padding 20px margin 0px font-weight normal background box-sizing content-box display block border-radius line-height 1 transition overflow hidden float none height auto z-index auto font-size 16px border 0px rgba(0,0,0,1) solid text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-shadow 1px 1px 1px rgba(0,0,0,0.3) width 160px cursor default